Top Inventors at Cogema All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Louis Guironnet | 7 |
| 2 | Michel Bline | 6 |
| 3 | Bernard Petit | 5 |
| #4 | Bernard Grattier | 4 |
| #5 | Pascal Burfin | 4 |
| #6 | Jean-Claude Leroux | 3 |
| #7 | Michel Verdier | 3 |
| #8 | Bernard Gebelin | 2 |
| #9 | Dominique Hertz | 2 |
| #10 | Didier Desruelles | 2 |
| #11 | Jean-Pierre Denizou | 2 |
| #12 | Michel Bordy | 2 |
| #13 | Philippe Sappey | 2 |
| #14 | Pierre Amiet | 2 |
| #15 | Bernard Vere | 1 |
| #16 | Bruno Mouesca | 1 |
| #17 | Christophe Petit | 1 |
| #18 | Daniel Charquet | 1 |
| #19 | Donald James Geniesse | 1 |
| #20 | Francois Conche | 1 |
| #21 | Françoise DeFoort | 1 |
| #22 | Francis Lagarrigue | 1 |
| #23 | Gebelin Bernard | 1 |
| #24 | Jacques Simonnet | 1 |
| #25 | Jean-Paul Mardon | 1 |
| #26 | Jean Narcy | 1 |
| #27 | Jean Senevat | 1 |
| #28 | Josette Bard | 1 |
| #29 | Marc Perez | 1 |
| #30 | Pascal Descot | 1 |
| #31 | Paul Mathevon | 1 |
| #32 | Regis Mortgat | 1 |
| #33 | Roland Mayet | 1 |
| #34 | Serge Roillet | 1 |
| #35 | Gerard Sabatier | 1 |
| #36 | Georges Masuy | 1 |
| #37 | Jean-Francois Rondepierre | 1 |
| #38 | Clovis Caleix | 1 |
| #39 | Hassan Idrissi | 1 |
| #40 | Sylvain Audisio | 1 |
| #41 | Alain Chotard | 1 |
| #42 | Alain Netter | 1 |